Saturday, December 9, 2017

PCF 11 - Application Autoscaler

  • What is the autoscaler?
  • App Autoscaler is a marketplace service that ensures app performance and helps control the cost of running apps.
  • It allows applications to be automatically scaled
  • System load can be used as a trigger in place of manual interaction
  • How would you use it?
service
  • What can you configure?
configure the minimum no.of instances and max no. of instances
  • Do you understand autoscaler schedules?
When there is an expected increase/decrease of traffic for the application during specific times of a day or on a particular day, it can be configured with Scheduled Limit Changes. For example: increasing the number of instances for Black Friday, decreasing the number of instances during off-business hours etc.,

Pluralsight recap

  • How do you handle autoscaling today? Do you autoscale?
  • What 12 factor principles are important when it comes to scaling?
Disposability
  • How do you handle scaling at the data layer?


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